/* 悬停添加箭头图标 */
.niceButton1 {
    display: inline-block;
    border-radius: 20px;
    background-color: #f4511e;
    border: none;
    color: #ffff;
    text-align: center;
    font-size: 28px;
    font-weight: 400;
    padding: 18px;
    width: 200px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 5px;
    vertical-align: middle;
  }
  .niceButton1 span {
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
  }
  .niceButton1 span::after {
    content: ">";
    position: absolute;
    opacity: 0;
    top: 0;
    right: -20px;
    transition: 0.5s;
  }
  .niceButton1:hover span {
    padding-right: 30px;
  }
  .niceButton1:hover span::after {
    opacity: 1;
    right: 0;
  }

